Method Update

code/cgame/FxPrimitives.cpp:161–244

---------------------------- Update ----------------------------

// Update
//----------------------------
bool CParticle::Update()
{
	// Game pausing can cause dumb time things to happen, so kill the effect in this instance
	if ( mTimeStart > theFxHelper.mTime )
	{
		return false;
	}

	if ( mFlags & FX_RELATIVE )
	{
		if ( mClientID < 0 || mClientID >= ENTITYNUM_WORLD )
		{	// we are somehow not bolted even though the flag is on?
			return false;
		}

		vec3_t	org;
		vec3_t	ax[3];

		// Get our current position and direction
		if (mModelNum>=0 && mBoltNum>=0)	//bolt style
		{
			const centity_t &cent = cg_entities[mClientID];
			if (!cent.gent->ghoul2.IsValid())
			{
				return false;
			}

			if (!theFxHelper.GetOriginAxisFromBolt(cent, mModelNum, mBoltNum, org, ax))
			{	//could not get bolt
				return false;
			}
		}
		else
		{//fixme change this to bolt style...
			vec3_t dir, ang;

			GetOrigin( mClientID, org );
			GetDir( mClientID, dir );

			vectoangles( dir, ang );
			AngleVectors( ang, ax[0], ax[1], ax[2] );
		}
		vec3_t 	realVel, realAccel;

		VectorMA( org, mOrgOffset[0], ax[0], org );
		VectorMA( org, mOrgOffset[1], ax[1], org );
		VectorMA( org, mOrgOffset[2], ax[2], org );

		const float	time = (theFxHelper.mTime - mTimeStart) * 0.001f;
		// calc the real velocity and accel vectors
		VectorScale( ax[0], mVel[0], realVel );
		VectorMA( realVel, mVel[1], ax[1], realVel );
		VectorMA( realVel, mVel[2], ax[2], realVel );
		realVel[2] += 0.5f * mGravity * time;

		VectorScale( ax[0], mAccel[0], realAccel );
		VectorMA( realAccel, mAccel[1], ax[1], realAccel );
		VectorMA( realAccel, mAccel[2], ax[2], realAccel );